Proposal of a non-lethal visual census method to estimate freshwater stingray abundance
There is not a current method to estimate South American freshwater stingray’s abundance. Therefore we designed a census method and tested it in the field. It consists of making nocturnal surveys by boat in large rivers (>25m width) and floodplain lagoons of varying sizes, along transects of...
- Autores:
- Tipo de recurso:
- article
- Fecha de publicación:
- 2016
- Institución:
- Pontificia Universidad Javeriana
- Repositorio:
- Repositorio Universidad Javeriana
- Idioma:
- eng
- OAI Identifier:
- oai:repository.javeriana.edu.co:10554/30988
- Acceso en línea:
- http://revistas.javeriana.edu.co/index.php/scientarium/article/view/15364
http://hdl.handle.net/10554/30988
- Palabra clave:
- Marine Biology
density; Potamotrygonidae; Orinoco river basin; Colombia.
- Rights
- openAccess
- License
- Copyright (c) 2016 Universitas Scientiarum